body {
    margin: 0;
    background: radial-gradient(circle at center, #222 0%, #000 70%);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Press Start 2P', monospace;
  }

  .cabinet {
    padding: 24px;
    background: #111;
    border: 10px solid #555;
    box-shadow: 0 0 60px rgba(0,0,0,0.95);
  }

  canvas {
    display: block;
    background: linear-gradient(#4ec0ca, #eafcfd);
    border: 6px solid #fff;
  }

  .caption {
    color: #aaa;
    font-size: 10px;
    text-align: center;
    margin-top: 12px;
  }